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2. Buttons and ports explained
1) Touchscreen (16.7 million colors, 480x800 pixels): Displays the user interface and other information;
for operating the unit via screen touches and/or in conjunction with buttons on the unit;
2) Light sensor: senses light levels of the environment and adjusts screen brightness automatically (when
screen brightness is set to “Auto”);
3) Indicator light: Indicates player’s operating status (lighting effect may be customized)
4) Volume + / - : Press briefly to change volume by one step; hold to change volume continuously to
maximum volume / mute.
5) Power / Lock: While X7 is powered off, hold for 2s to turn on; while powered on, hold to display power
off / reboot menu; press briefly while powered on to turn screen on / off;
6) Previous / next track: Press to skip to the previous or next track;
7) Play / Pause: Press while playing to pause music, press while paused to continue playback;
8) 3.5mm line / S/PDIF coaxial output: Shared line / coaxial output port. Switch between the two
outputs in X7 settings -> Sound Settings -> Multifunctional Output.
9) 3.5mm headphone port: Connect your headphones here. CTIA-spec headsets with in-line remote
control supported with the following remote control operation (single button remotes and main
button of multi-button remotes supported):
Play / Pause: press main button once briefly to toggle between play and pause;
Next track: double-click main button quickly;
Previous track: triple-click main button quickly;
10) Micro USB port (11-pin): for charging, data transfer, USB DAC function and connection to FiiO docks;
11) Micro SD card slot: supporting micro SD cards of up to 128GB capacity (higher capacities to be
supported via firmware updates);
12) T5 screws: for removably securing expansion modules.
Note: Power, volume + and - buttons may be switched around with play, next and previous track
buttons in settings -> button mapping.